Home / 152,622.60-210,376.45-120,304.82

Finding the Fourth Proportional to 152,622.60, 210,376.45 and 120,304.82

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Solution

The fourth proportional to 152,622.60, 210,376.45 and 120,304.82 is: 165,829.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,622.60 : 210,376.45 = 120,304.82 : x
  2. Step 2: Convert to fraction form
    152,622.60/210,376.45 = 120,304.82/x
  3. Step 3: Cross multiply
    152,622.60x = 210,376.45 × 120,304.82
  4. Step 4: Simplify right side
    152,622.60x = 25,309,299,596.84
  5. Step 5: Solve for x
    x = 25,309,299,596.84/152,622.60
  6. Step 6: Final answer
    x = 165,829.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.